QUICK STAPLING – Get more done! The Swingline Optima 60 Electric Stapler lets you staple 3x faster, compared to the Swingline Optima 20 electric stapler JAM-FREE STAPLING – Jam Free guaranteed for fast, high-volume stapling, when used with Swingline S.F. 4 Premium or Optima Staples 60 SHEET CAPACITY – Formerly referred to as Optima 70, the Optima 60 staples up to 60 sheets when using Optima High-Capacity Staples (item S7035550) and up to 25 sheets with Swingline S.F. 4 Premium Staples (item S70835450) QUICKLOAD TECHNOLOGY – Reloading staples is simple. QuickLoad technology lets you eject the empty staple magazine with the touch of a button HELPFUL FEATURES – A low staple indicator alerts when staples are running low. An adjustable depth guide helps accurately position staples, while suction cup feet help hold the stapler in place BUILT TO LAST – Swingline stands behind this high-quality stapler. It comes with a limited 7-year warranty